Remove monotonic

> On Python 3.3 or newer, monotonic will be an alias of time.monotonic
> from the standard library. On older versions, it will fall back to an
> equivalent implementation.

– https://pypi.org/project/monotonic/

app/__init__.py

@@ -7,7 +7,7 @@ from flask import _request_ctx_stack, request, g, jsonify
 from flask_sqlalchemy import SQLAlchemy
 from flask_marshmallow import Marshmallow
 from flask_migrate import Migrate
-from monotonic import monotonic
+from time import monotonic
 from notifications_utils.clients.zendesk.zendesk_client import ZendeskClient
 from notifications_utils.clients.statsd.statsd_client import StatsdClient
 from notifications_utils.clients.redis.redis_client import RedisClient

app/clients/email/aws_ses.py

@@ -1,7 +1,7 @@
 import boto3
 import botocore
 from flask import current_app
-from monotonic import monotonic
+from time import monotonic
 from notifications_utils.recipients import InvalidEmailError
 
 from app.clients import STATISTICS_DELIVERED, STATISTICS_FAILURE

app/clients/sms/firetext.py

@@ -1,7 +1,7 @@
 import json
 import logging
 
-from monotonic import monotonic
+from time import monotonic
 from requests import request, RequestException
 
 from app.clients.sms import (SmsClient, SmsClientResponseException)

app/clients/sms/mmg.py

@@ -1,5 +1,5 @@
 import json
-from monotonic import monotonic
+from time import monotonic
 from requests import (request, RequestException)
 from app.clients.sms import (SmsClient, SmsClientResponseException)
 

requirements.txt

@@ -13,7 +13,6 @@ iso8601==0.1.12
 jsonschema==2.6.0
 marshmallow-sqlalchemy==0.13.2
 marshmallow==2.15.1
-monotonic==1.5
 psycopg2-binary==2.7.4
 PyJWT==1.6.1
 SQLAlchemy==1.2.6